Which bacterial structure may survive if temperatures applied during food preservation processes are too low?
A. Flagella
B. Endospores
C. Ribosomes
D. Plasma membranes
Answer: B
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Activation energy is the energy
A) required to transform all reactants into their reactive state. B) given off as the products in a chemical reaction are formed. C) absorbed as ?G0' moves from negative to positive. D) needed by an enzyme to catalyze a reaction without coenzymes.
In spongy bone tissue the spaces are filled with
a. air. b. blood. c. cartilage. d. marrow. e. lymph.
After an oil spill, bacteria that can metabolize hydrocarbons are released for bioremediation. After a month, two areas affected by the spill show different levels of improvement. Which factor should be measured to determine the difference in effectiveness between the two sites?
A. Nutrient levels B. pH C. Salinity D. Oxygen levels E. Temperature F. All of these factors may play a role.
________ can behave as an enzyme and may have been the first macromolecule leading to the first cells
Fill in the blank(s) with correct word